Home / 2,869,814.88-3,960,195.05-1,782,063.09

Finding the Fourth Proportional to 2,869,814.88, 3,960,195.05 and 1,782,063.09

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Solution

The fourth proportional to 2,869,814.88, 3,960,195.05 and 1,782,063.09 is: 2,459,154.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,869,814.88 : 3,960,195.05 = 1,782,063.09 : x
  2. Step 2: Convert to fraction form
    2,869,814.88/3,960,195.05 = 1,782,063.09/x
  3. Step 3: Cross multiply
    2,869,814.88x = 3,960,195.05 × 1,782,063.09
  4. Step 4: Simplify right side
    2,869,814.88x = 7,057,317,418,895.39
  5. Step 5: Solve for x
    x = 7,057,317,418,895.39/2,869,814.88
  6. Step 6: Final answer
    x = 2,459,154.24

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.